cystine

noun cys·tine \ ˈsi-ˌstēn \

Definition of cystine

: a crystalline amino acid C6H12N2O4S2 that is widespread in proteins (such as keratins) and is a major metabolic sulfur source

Origin and Etymology of cystine

from its discovery in bladder stones


Medical Dictionary

cystine

noun cys·tine \ ˈsis-ˌtēn \

medical Definition of cystine

: an amino acid C6H12N2O4S2 that is a dimer of cysteine, is widespread in proteins (as keratins), and is a major metabolic sulfur source

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